A = 100
B = 150
C = float(A) + float(B)
print('数字求和为：%d' % C)

import math

print(math.sin(3))
print(math.hypot(3, 4))
print(math.sqrt(6))
print(math.pow(2, 8))

n = 1
print(n)
print(type(n))

f1 = 1.23
print("f1:", f1)
print("f1Type:", type(f1))
f2 = 1243.987654321
print("f2:", f2)
print("f2Type:", type(f2))

f3 = 1.2e5
print("f3:", f3)
print("f3Type:", type(f3))
f4 = 1.23 * 0.1
print("f4:", f4)
print("f4Type:", type(f4))

b1 = True
b2 = False
print(b1, b2)
print(type(b1))
print(type(b2))

print(bin(60))
print(oct(60))
print(hex(60))
print(int(6.8))
print(float(6))
print(str(60))

a = 2
b = 11
print(a + b)
print(a - b)
print(a * b)
print(a / b)
print(a // b)
print(a % b)
print(a ** b)

a = 8
a += 2
print(a)
a -= 2
print(a)
a *= 2
print(a)
a /= 2
print(a)

a = 2
b = 11
print(a == b)
print(a != b)
print(a > b)
print(a < b)
print(a >= b)
print(a <= b)

print(True and False)
print(True and True)
print(True or False)
print(not False)

str1= 'hello'
print('h'in str1)
print('a'in str1)
print('c'not in str1)
print('o'not in str1) 